set_property PACKAGE_PIN N16 [get_ports sys_rst_n]
set_property IOSTANDARD LVCMOS33 [get_ports sys_rst_n]
set_property PACKAGE_PIN U18 [get_ports sys_clk]
set_property IOSTANDARD LVCMOS33 [get_ports sys_clk]
set_property PACKAGE_PIN L14 [get_ports {keys[0]}]
set_property PACKAGE_PIN K16 [get_ports {keys[1]}]
set_property IOSTANDARD LVCMOS33 [get_ports {keys[1]}]
set_property IOSTANDARD LVCMOS33 [get_ports {keys[0]}]
set_property PACKAGE_PIN H15 [get_ports {led[1]}]
set_property PACKAGE_PIN L15 [get_ports {led[0]}]
set_property IOSTANDARD LVCMOS33 [get_ports {led[1]}]
set_property IOSTANDARD LVCMOS33 [get_ports {led[0]}]

create_clock -period 20.000 -name sys_clk -waveform {0.000 10.000} [get_ports sys_clk]
